diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig | 6 | ||||
| -rw-r--r-- | lib/crc32.c | 6 |
2 files changed, 9 insertions, 3 deletions
diff --git a/lib/Kconfig b/lib/Kconfig index 5178e8642e..4fd41c4282 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -15,6 +15,12 @@ config CC_OPTIMIZE_LIBS_FOR_SPEED If unsure, say N. +config DYNAMIC_CRC_TABLE + bool "Enable Dynamic tables for CRC" + help + Enable this option to calculate entries for CRC tables at runtime. + This can be helpful when reducing the size of the build image + config HAVE_PRIVATE_LIBGCC bool diff --git a/lib/crc32.c b/lib/crc32.c index 9759212486..7f545fde4a 100644 --- a/lib/crc32.c +++ b/lib/crc32.c @@ -26,7 +26,7 @@ #define tole(x) cpu_to_le32(x) -#ifdef DYNAMIC_CRC_TABLE +#ifdef CONFIG_DYNAMIC_CRC_TABLE local int crc_table_empty = 1; local uint32_t crc_table[256]; @@ -157,7 +157,7 @@ tole(0xb40bbe37L), tole(0xc30c8ea1L), tole(0x5a05df1bL), tole(0x2d02ef8dL) */ const uint32_t * ZEXPORT get_crc_table() { -#ifdef DYNAMIC_CRC_TABLE +#ifdef CONFIG_DYNAMIC_CRC_TABLE if (crc_table_empty) make_crc_table(); #endif return (const uint32_t *)crc_table; @@ -181,7 +181,7 @@ uint32_t ZEXPORT crc32_no_comp(uint32_t crc, const Bytef *buf, uInt len) const uint32_t *tab = crc_table; const uint32_t *b =(const uint32_t *)buf; size_t rem_len; -#ifdef DYNAMIC_CRC_TABLE +#ifdef CONFIG_DYNAMIC_CRC_TABLE if (crc_table_empty) make_crc_table(); #endif |